Bài giảng Tiếng Anh Lớp 8 - Unit 7: Pollution - Lesson 2: A closer look 1

Nội dung text: Bài giảng Tiếng Anh Lớp 8 - Unit 7: Pollution - Lesson 2: A closer look 1

1. PERIOD 56: UNIT 7 . A CLOSER LOOK 1
2. Air pollution Water pollution radioactive pollution Soil pollution POLLUTION Noise Thermal pollution Light pollution visual pollution pollution
3. 1. Complete the table with appropriate verbs, nouns and adjectives: Verb Noun Adjective 1. to poison (1) poison poisonous contamination (2). contaminate contaminant contaminated (làm bẩn) (chất gây bẩn) to pollute pollution (3) pollutant (4) polluted (chất gây ô nhiễm) to die Dead (5) death to damage damage (6) damaged
4. 2. Complete the sentences with the words from the table in 1. You do not need to use all the words. The first letter of each word has been provided. 1. The p___oisonous chemical waste is dumped into the river 2. Do you know what p___ollutants cause air pollution ? 3. The d ead___ fish are floating in the water. 4. Don’t drink that water. It’s c___ontaminated . 5. The acid rain has caused d___amage to the trees in the area. 6. If we pollute ___ the air, more peple will have breathing problems.
5. Phrases of cause and effect
6. CAUSE ( nguyên nhân ) 1. Since / because + S + V ( Vì ) - Since the water is polluted, the fish are dead. - Because the water is polluted, the fish are dead. 2. due to / because of + Nphrase ( Vì ) - The fish are dead because of the polluted water . - The fish are dead due to the polluted water .
7. EFFECT ( hậu quả) 1. so + S + V - The water is polluted, so the fish are dead. 2. to cause sth / to lead to sth / to result in sth - The polluted water causes/ results in the death of the fish 3. to make sb / sth do sth - The polluted water makes the fish die .
8. - birth defect (n): khuyết tật bẩm sinh - expose to (v): tiếp xúc với - be exposed to : bị nhiễm
9. 3. a. Decide which sentence in each pair of sentences is a cause and which is an effect. Write C (for cause) or E (for effect) next to each sentence. Note that the words in brackets relate to Activity 3b. C E C E C E E C E C
10. b. Combine the sentences in each pair into a new sentence that shows a cause/ effect relationship. Use the cause or effect signal word or phrase given in brackets. You will have to add, delete, or change words in most sentences. EXAMPLE: 1. Because people throw litter on the ground, many animals eat it and become sick 2. Ships spills oil in oceans and rivers . Many aquatic animals and plants die. (lead to)  Oil spills from ships in oceans and rivers lead to the death of many aquatic animals and plants. 3. Households dump waste into the river. it is polluted. (so)  Households dump waste into the river so it is polluted.
11. 4. Their children have birth defects. the parents were exposed to radiation. (since)  Since the parents were exposed to radiation, their children have birth defects. 5. We can’t see the stars at night . There is too much light pollution.(due to)  We can’t see the stars at night due to the light pollution.
12. 4. Work in groups. Look at the pairs of pictures. Give as many sentences as possible to show cause/ effect relationships. Example 1. People cough because they breathe in the fumes from cars.
13. 2. The soil is polluted, because of water pollution. 3. We won’t have fresh so we can have water to drink fresh air. 4. We plant trees, so plants can’t grow.
14. 5. Listen and mark the stress in each word, then repeat it. 1. Artistic 6. Physical 2. Athletic 7. Heroic 3. Historic 8. Poetic 4. Historical 9. Botanic 5. Logical 10. Botanical
15. 6. Underline the words ending in -ic and circle the words ending in -al in the following sentences. Mark the stress in each word. Listen and check your answer, then repeat the sentences.
16. • Revise the new words, exercises, pronunciation. Make sentences with the way to use “cause and effect” in the work notebook. • Complete Ex.3b • Prepare the new lesson : A closer look 2